How to Fix HELP Asus Prime Z490M-PLUS "macOS could not be installed on your computer"

By Catalina
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How to Fix HELP Asus Prime Z490M-PLUS "macOS could not be installed on your computer"

This mini-guide provides a structural approach to troubleshoot and fix the issue.

Prerequisites

  • Confirm your hardware specifications (CPU, GPU, Motherboard).
  • Ensure you have a bootable recovery USB and backup your EFI.

Fix Steps

  1. Check if your GPU requires WhateverGreen or specific boot-args (e.g., agdpmod=pikera).
  2. Ensure Metal acceleration is fully supported for your macOS version.
  3. Update Lilu and WhateverGreen to the latest versions.

Verification

  • Reboot and verify if the functionality is restored and stable under typical usage.

Original Question:

Hi,
First-time Hackintosher here,

I've been trying to install Catalina on this build for several days in a row now (Intel i3 10100, ASUS PRIME Z490M-PLUS, Intel UHD 630, Crucial P2 M.2 2280, Corsair Vengeance LPX 16g DDR4 3200MHz, Noctua NH-U12S, EVGA 500 BQ PSU, TP-Link TL-WN881ND). I initially tried the method described in the guide with UniBeast and got an error screen basically upon boot. Several times. Tried different USBs, different USB ports, nada.

I eventually gave up and tried a...

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Author: balamguitar

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